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1/* SPDX-License-Identifier: GPL-2.0-only */2/*3 * Copyright 2008-2010 Cisco Systems, Inc. All rights reserved.4 * Copyright 2007 Nuova Systems, Inc. All rights reserved.5 */6 7#ifndef _VNIC_DEVCMD_H_8#define _VNIC_DEVCMD_H_9 10#define _CMD_NBITS 1411#define _CMD_VTYPEBITS 1012#define _CMD_FLAGSBITS 613#define _CMD_DIRBITS 214 15#define _CMD_NMASK ((1 << _CMD_NBITS)-1)16#define _CMD_VTYPEMASK ((1 << _CMD_VTYPEBITS)-1)17#define _CMD_FLAGSMASK ((1 << _CMD_FLAGSBITS)-1)18#define _CMD_DIRMASK ((1 << _CMD_DIRBITS)-1)19 20#define _CMD_NSHIFT 021#define _CMD_VTYPESHIFT (_CMD_NSHIFT+_CMD_NBITS)22#define _CMD_FLAGSSHIFT (_CMD_VTYPESHIFT+_CMD_VTYPEBITS)23#define _CMD_DIRSHIFT (_CMD_FLAGSSHIFT+_CMD_FLAGSBITS)24 25/*26 * Direction bits (from host perspective).27 */28#define _CMD_DIR_NONE 0U29#define _CMD_DIR_WRITE 1U30#define _CMD_DIR_READ 2U31#define _CMD_DIR_RW (_CMD_DIR_WRITE | _CMD_DIR_READ)32 33/*34 * Flag bits.35 */36#define _CMD_FLAGS_NONE 0U37#define _CMD_FLAGS_NOWAIT 1U38 39/*40 * vNIC type bits.41 */42#define _CMD_VTYPE_NONE 0U43#define _CMD_VTYPE_ENET 1U44#define _CMD_VTYPE_FC 2U45#define _CMD_VTYPE_SCSI 4U46#define _CMD_VTYPE_ALL (_CMD_VTYPE_ENET | _CMD_VTYPE_FC | _CMD_VTYPE_SCSI)47 48/*49 * Used to create cmds..50*/51#define _CMDCF(dir, flags, vtype, nr) \52 (((dir) << _CMD_DIRSHIFT) | \53 ((flags) << _CMD_FLAGSSHIFT) | \54 ((vtype) << _CMD_VTYPESHIFT) | \55 ((nr) << _CMD_NSHIFT))56#define _CMDC(dir, vtype, nr) _CMDCF(dir, 0, vtype, nr)57#define _CMDCNW(dir, vtype, nr) _CMDCF(dir, _CMD_FLAGS_NOWAIT, vtype, nr)58 59/*60 * Used to decode cmds..61*/62#define _CMD_DIR(cmd) (((cmd) >> _CMD_DIRSHIFT) & _CMD_DIRMASK)63#define _CMD_FLAGS(cmd) (((cmd) >> _CMD_FLAGSSHIFT) & _CMD_FLAGSMASK)64#define _CMD_VTYPE(cmd) (((cmd) >> _CMD_VTYPESHIFT) & _CMD_VTYPEMASK)65#define _CMD_N(cmd) (((cmd) >> _CMD_NSHIFT) & _CMD_NMASK)66 67enum vnic_devcmd_cmd {68 CMD_NONE = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_NONE, 0),69 70 /*71 * mcpu fw info in mem:72 * in:73 * (u64)a0=paddr to struct vnic_devcmd_fw_info74 * action:75 * Fills in struct vnic_devcmd_fw_info (128 bytes)76 * note:77 * An old definition of CMD_MCPU_FW_INFO78 */79 CMD_MCPU_FW_INFO_OLD = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 1),80 81 /*82 * mcpu fw info in mem:83 * in:84 * (u64)a0=paddr to struct vnic_devcmd_fw_info85 * (u16)a1=size of the structure86 * out:87 * (u16)a1=0 for in:a1 = 0,88 * data size actually written for other values.89 * action:90 * Fills in first 128 bytes of vnic_devcmd_fw_info for in:a1 = 0,91 * first in:a1 bytes for 0 < in:a1 <= 132,92 * 132 bytes for other values of in:a1.93 * note:94 * CMD_MCPU_FW_INFO and CMD_MCPU_FW_INFO_OLD have the same enum 195 * for source compatibility.96 */97 CMD_MCPU_FW_INFO = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 1),98 99 /* dev-specific block member:100 * in: (u16)a0=offset,(u8)a1=size101 * out: a0=value */102 CMD_DEV_SPEC = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 2),103 104 /* stats clear */105 CMD_STATS_CLEAR = _CMDCNW(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 3),106 107 /* stats dump in mem: (u64)a0=paddr to stats area,108 * (u16)a1=sizeof stats area */109 CMD_STATS_DUMP = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 4),110 111 /* set Rx packet filter: (u32)a0=filters (see CMD_PFILTER_*) */112 CMD_PACKET_FILTER = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 7),113 114 /* set Rx packet filter for all: (u32)a0=filters (see CMD_PFILTER_*) */115 CMD_PACKET_FILTER_ALL = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 7),116 117 /* hang detection notification */118 CMD_HANG_NOTIFY = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 8),119 120 /* MAC address in (u48)a0 */121 CMD_GET_MAC_ADDR = _CMDC(_CMD_DIR_READ,122 _CMD_VTYPE_ENET | _CMD_VTYPE_FC, 9),123 124 /* add addr from (u48)a0 */125 CMD_ADDR_ADD = _CMDCNW(_CMD_DIR_WRITE,126 _CMD_VTYPE_ENET | _CMD_VTYPE_FC, 12),127 128 /* del addr from (u48)a0 */129 CMD_ADDR_DEL = _CMDCNW(_CMD_DIR_WRITE,130 _CMD_VTYPE_ENET | _CMD_VTYPE_FC, 13),131 132 /* add VLAN id in (u16)a0 */133 CMD_VLAN_ADD = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 14),134 135 /* del VLAN id in (u16)a0 */136 CMD_VLAN_DEL = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 15),137 138 /* nic_cfg (no wait, always succeeds)139 * in: (u32)a0140 *141 * Capability query:142 * out: (u64) a0 = 1 if a1 is valid143 * (u64) a1 = (NIC_CFG bits supported) | (flags << 32)144 *145 * flags are CMD_NIC_CFG_CAPF_xxx146 */147 CMD_NIC_CFG = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 16),148 /* nic_cfg_chk (will return error if flags are invalid)149 * in: (u32)a0150 *151 * Capability query:152 * out: (u64) a0 = 1 if a1 is valid153 * (u64) a1 = (NIC_CFG bits supported) | (flags << 32)154 *155 * flags are CMD_NIC_CFG_CAPF_xxx156 */157 CMD_NIC_CFG_CHK = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 16),158 159 /* union vnic_rss_key in mem: (u64)a0=paddr, (u16)a1=len */160 CMD_RSS_KEY = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 17),161 162 /* union vnic_rss_cpu in mem: (u64)a0=paddr, (u16)a1=len */163 CMD_RSS_CPU = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 18),164 165 /* initiate softreset */166 CMD_SOFT_RESET = _CMDCNW(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 19),167 168 /* softreset status:169 * out: a0=0 reset complete, a0=1 reset in progress */170 CMD_SOFT_RESET_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 20),171 172 /* set struct vnic_devcmd_notify buffer in mem:173 * in:174 * (u64)a0=paddr to notify (set paddr=0 to unset)175 * (u32)a1 & 0x00000000ffffffff=sizeof(struct vnic_devcmd_notify)176 * (u16)a1 & 0x0000ffff00000000=intr num (-1 for no intr)177 * out:178 * (u32)a1 = effective size179 */180 CMD_NOTIFY = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 21),181 182 /* UNDI API: (u64)a0=paddr to s_PXENV_UNDI_ struct,183 * (u8)a1=PXENV_UNDI_xxx */184 CMD_UNDI = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 22),185 186 /* initiate open sequence (u32)a0=flags (see CMD_OPENF_*) */187 CMD_OPEN = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 23),188 189 /* open status:190 * out: a0=0 open complete, a0=1 open in progress */191 CMD_OPEN_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 24),192 193 /* close vnic */194 CMD_CLOSE = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 25),195 196 /* initialize virtual link: (u32)a0=flags (see CMD_INITF_*) */197/***** Replaced by CMD_INIT *****/198 CMD_INIT_v1 = _CMDCNW(_CMD_DIR_READ, _CMD_VTYPE_ALL, 26),199 200 /* variant of CMD_INIT, with provisioning info201 * (u64)a0=paddr of vnic_devcmd_provinfo202 * (u32)a1=sizeof provision info */203 CMD_INIT_PROV_INFO = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 27),204 205 /* enable virtual link */206 CMD_ENABLE = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 28),207 208 /* enable virtual link, waiting variant. */209 CMD_ENABLE_WAIT = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 28),210 211 /* disable virtual link */212 CMD_DISABLE = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 29),213 214 /* stats dump sum of all vnic stats on same uplink in mem:215 * (u64)a0=paddr216 * (u16)a1=sizeof stats area */217 CMD_STATS_DUMP_ALL = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 30),218 219 /* init status:220 * out: a0=0 init complete, a0=1 init in progress221 * if a0=0, a1=errno */222 CMD_INIT_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 31),223 224 /* INT13 API: (u64)a0=paddr to vnic_int13_params struct225 * (u32)a1=INT13_CMD_xxx */226 CMD_INT13 = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_FC, 32),227 228 /* logical uplink enable/disable: (u64)a0: 0/1=disable/enable */229 CMD_LOGICAL_UPLINK = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 33),230 231 /* undo initialize of virtual link */232 CMD_DEINIT = _CMDCNW(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 34),233 234 /* initialize virtual link: (u32)a0=flags (see CMD_INITF_*) */235 CMD_INIT = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 35),236 237 /* check fw capability of a cmd:238 * in: (u32)a0=cmd239 * out: (u32)a0=errno, 0:valid cmd, a1=supported VNIC_STF_* bits */240 CMD_CAPABILITY = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 36),241 242 /* persistent binding info243 * in: (u64)a0=paddr of arg244 * (u32)a1=CMD_PERBI_XXX */245 CMD_PERBI = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_FC, 37),246 247 /* Interrupt Assert Register functionality248 * in: (u16)a0=interrupt number to assert249 */250 CMD_IAR = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 38),251 252 /* initiate hangreset, like softreset after hang detected */253 CMD_HANG_RESET = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 39),254 255 /* hangreset status:256 * out: a0=0 reset complete, a0=1 reset in progress */257 CMD_HANG_RESET_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 40),258 259 /*260 * Set hw ingress packet vlan rewrite mode:261 * in: (u32)a0=new vlan rewrite mode262 * out: (u32)a0=old vlan rewrite mode */263 CMD_IG_VLAN_REWRITE_MODE = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ENET, 41),264 265 /*266 * in: (u16)a0=bdf of target vnic267 * (u32)a1=cmd to proxy268 * a2-a15=args to cmd in a1269 * out: (u32)a0=status of proxied cmd270 * a1-a15=out args of proxied cmd */271 CMD_PROXY_BY_BDF = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 42),272 273 /*274 * As for BY_BDF except a0 is index of hvnlink subordinate vnic275 * or SR-IOV virtual vnic276 */277 CMD_PROXY_BY_INDEX = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 43),278 279 /*280 * For HPP toggle:281 * adapter-info-get282 * in: (u64)a0=phsical address of buffer passed in from caller.283 * (u16)a1=size of buffer specified in a0.284 * out: (u64)a0=phsical address of buffer passed in from caller.285 * (u16)a1=actual bytes from VIF-CONFIG-INFO TLV, or286 * 0 if no VIF-CONFIG-INFO TLV was ever received. */287 CMD_CONFIG_INFO_GET = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 44),288 289 /* INT13 API: (u64)a0=paddr to vnic_int13_params struct290 * (u32)a1=INT13_CMD_xxx291 */292 CMD_INT13_ALL = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 45),293 294 /* Set default vlan:295 * in: (u16)a0=new default vlan296 * (u16)a1=zero for overriding vlan with param a0,297 * non-zero for resetting vlan to the default298 * out: (u16)a0=old default vlan299 */300 CMD_SET_DEFAULT_VLAN = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 46),301 302 /* init_prov_info2:303 * Variant of CMD_INIT_PROV_INFO, where it will not try to enable304 * the vnic until CMD_ENABLE2 is issued.305 * (u64)a0=paddr of vnic_devcmd_provinfo306 * (u32)a1=sizeof provision info307 */308 CMD_INIT_PROV_INFO2 = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 47),309 310 /* enable2:311 * (u32)a0=0 ==> standby312 * =CMD_ENABLE2_ACTIVE ==> active313 */314 CMD_ENABLE2 = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 48),315 316 /*317 * cmd_status:318 * Returns the status of the specified command319 * Input:320 * a0 = command for which status is being queried.321 * Possible values are:322 * CMD_SOFT_RESET323 * CMD_HANG_RESET324 * CMD_OPEN325 * CMD_INIT326 * CMD_INIT_PROV_INFO327 * CMD_DEINIT328 * CMD_INIT_PROV_INFO2329 * CMD_ENABLE2330 * Output:331 * if status == STAT_ERROR332 * a0 = ERR_ENOTSUPPORTED - status for command in a0 is333 * not supported334 * if status == STAT_NONE335 * a0 = status of the devcmd specified in a0 as follows.336 * ERR_SUCCESS - command in a0 completed successfully337 * ERR_EINPROGRESS - command in a0 is still in progress338 */339 CMD_STATUS = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 49),340 341 /*342 * Returns interrupt coalescing timer conversion factors.343 * After calling this devcmd, ENIC driver can convert344 * interrupt coalescing timer in usec into CPU cycles as follows:345 *346 * intr_timer_cycles = intr_timer_usec * multiplier / divisor347 *348 * Interrupt coalescing timer in usecs can be obtained from349 * CPU cycles as follows:350 *351 * intr_timer_usec = intr_timer_cycles * divisor / multiplier352 *353 * in: none354 * out: (u32)a0 = multiplier355 * (u32)a1 = divisor356 * (u32)a2 = maximum timer value in usec357 */358 CMD_INTR_COAL_CONVERT = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 50),359 360 /*361 * Set the predefined mac address as default362 * in:363 * (u48)a0 = mac addr364 */365 CMD_SET_MAC_ADDR = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 55),366 367 /* Update the provisioning info of the given VIF368 * (u64)a0=paddr of vnic_devcmd_provinfo369 * (u32)a1=sizeof provision info370 */371 CMD_PROV_INFO_UPDATE = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 56),372 373 /* Initialization for the devcmd2 interface.374 * in: (u64) a0 = host result buffer physical address375 * in: (u16) a1 = number of entries in result buffer376 */377 CMD_INITIALIZE_DEVCMD2 = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 57),378 379 /* Add a filter.380 * in: (u64) a0= filter address381 * (u32) a1= size of filter382 * out: (u32) a0=filter identifier383 */384 CMD_ADD_FILTER = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ENET, 58),385 386 /* Delete a filter.387 * in: (u32) a0=filter identifier388 */389 CMD_DEL_FILTER = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 59),390 391 /* Enable a Queue Pair in User space NIC392 * in: (u32) a0=Queue Pair number393 * (u32) a1= command394 */395 CMD_QP_ENABLE = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 60),396 397 /* Disable a Queue Pair in User space NIC398 * in: (u32) a0=Queue Pair number399 * (u32) a1= command400 */401 CMD_QP_DISABLE = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 61),402 403 /* Stats dump Queue Pair in User space NIC404 * in: (u32) a0=Queue Pair number405 * (u64) a1=host buffer addr for status dump406 * (u32) a2=length of the buffer407 */408 CMD_QP_STATS_DUMP = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 62),409 410 /* Clear stats for Queue Pair in User space NIC411 * in: (u32) a0=Queue Pair number412 */413 CMD_QP_STATS_CLEAR = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 63),414 415 /* Use this devcmd for agreeing on the highest common version supported416 * by both driver and fw for features who need such a facility.417 * in: (u64) a0 = feature (driver requests for the supported versions418 * on this feature)419 * out: (u64) a0 = bitmap of all supported versions for that feature420 */421 CMD_GET_SUPP_FEATURE_VER = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ENET, 69),422 423 /* Control (Enable/Disable) overlay offloads on the given vnic424 * in: (u8) a0 = OVERLAY_FEATURE_NVGRE : NVGRE425 * a0 = OVERLAY_FEATURE_VXLAN : VxLAN426 * in: (u8) a1 = OVERLAY_OFFLOAD_ENABLE : Enable or427 * a1 = OVERLAY_OFFLOAD_DISABLE : Disable or428 * a1 = OVERLAY_OFFLOAD_ENABLE_V2 : Enable with version 2429 */430 CMD_OVERLAY_OFFLOAD_CTRL = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 72),431 432 /* Configuration of overlay offloads feature on a given vNIC433 * in: (u8) a0 = DEVCMD_OVERLAY_NVGRE : NVGRE434 * a0 = DEVCMD_OVERLAY_VXLAN : VxLAN435 * in: (u8) a1 = VXLAN_PORT_UPDATE : VxLAN436 * in: (u16) a2 = unsigned short int port information437 */438 CMD_OVERLAY_OFFLOAD_CFG = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 73),439};440 441/* CMD_ENABLE2 flags */442#define CMD_ENABLE2_STANDBY 0x0443#define CMD_ENABLE2_ACTIVE 0x1444 445/* flags for CMD_OPEN */446#define CMD_OPENF_OPROM 0x1 /* open coming from option rom */447#define CMD_OPENF_IG_DESCCACHE 0x2 /* Do not flush IG DESC cache */448 449/* flags for CMD_INIT */450#define CMD_INITF_DEFAULT_MAC 0x1 /* init with default mac addr */451 452/* flags for CMD_PACKET_FILTER */453#define CMD_PFILTER_DIRECTED 0x01454#define CMD_PFILTER_MULTICAST 0x02455#define CMD_PFILTER_BROADCAST 0x04456#define CMD_PFILTER_PROMISCUOUS 0x08457#define CMD_PFILTER_ALL_MULTICAST 0x10458 459/* Commands for CMD_QP_ENABLE/CM_QP_DISABLE */460#define CMD_QP_RQWQ 0x0461 462/* rewrite modes for CMD_IG_VLAN_REWRITE_MODE */463#define IG_VLAN_REWRITE_MODE_DEFAULT_TRUNK 0464#define IG_VLAN_REWRITE_MODE_UNTAG_DEFAULT_VLAN 1465#define IG_VLAN_REWRITE_MODE_PRIORITY_TAG_DEFAULT_VLAN 2466#define IG_VLAN_REWRITE_MODE_PASS_THRU 3467 468enum vnic_devcmd_status {469 STAT_NONE = 0,470 STAT_BUSY = 1 << 0, /* cmd in progress */471 STAT_ERROR = 1 << 1, /* last cmd caused error (code in a0) */472};473 474enum vnic_devcmd_error {475 ERR_SUCCESS = 0,476 ERR_EINVAL = 1,477 ERR_EFAULT = 2,478 ERR_EPERM = 3,479 ERR_EBUSY = 4,480 ERR_ECMDUNKNOWN = 5,481 ERR_EBADSTATE = 6,482 ERR_ENOMEM = 7,483 ERR_ETIMEDOUT = 8,484 ERR_ELINKDOWN = 9,485 ERR_EMAXRES = 10,486 ERR_ENOTSUPPORTED = 11,487 ERR_EINPROGRESS = 12,488 ERR_MAX489};490 491/*492 * note: hw_version and asic_rev refer to the same thing,493 * but have different formats. hw_version is494 * a 32-byte string (e.g. "A2") and asic_rev is495 * a 16-bit integer (e.g. 0xA2).496 */497struct vnic_devcmd_fw_info {498 char fw_version[32];499 char fw_build[32];500 char hw_version[32];501 char hw_serial_number[32];502 u16 asic_type;503 u16 asic_rev;504};505 506struct vnic_devcmd_notify {507 u32 csum; /* checksum over following words */508 509 u32 link_state; /* link up == 1 */510 u32 port_speed; /* effective port speed (rate limit) */511 u32 mtu; /* MTU */512 u32 msglvl; /* requested driver msg lvl */513 u32 uif; /* uplink interface */514 u32 status; /* status bits (see VNIC_STF_*) */515 u32 error; /* error code (see ERR_*) for first ERR */516 u32 link_down_cnt; /* running count of link down transitions */517 u32 perbi_rebuild_cnt; /* running count of perbi rebuilds */518};519#define VNIC_STF_FATAL_ERR 0x0001 /* fatal fw error */520#define VNIC_STF_STD_PAUSE 0x0002 /* standard link-level pause on */521#define VNIC_STF_PFC_PAUSE 0x0004 /* priority flow control pause on */522/* all supported status flags */523#define VNIC_STF_ALL (VNIC_STF_FATAL_ERR |\524 VNIC_STF_STD_PAUSE |\525 VNIC_STF_PFC_PAUSE |\526 0)527 528struct vnic_devcmd_provinfo {529 u8 oui[3];530 u8 type;531 u8 data[];532};533 534/* These are used in flags field of different filters to denote535 * valid fields used.536 */537#define FILTER_FIELD_VALID(fld) (1 << (fld - 1))538 539#define FILTER_FIELDS_USNIC ( \540 FILTER_FIELD_VALID(1) | \541 FILTER_FIELD_VALID(2) | \542 FILTER_FIELD_VALID(3) | \543 FILTER_FIELD_VALID(4))544 545#define FILTER_FIELDS_IPV4_5TUPLE ( \546 FILTER_FIELD_VALID(1) | \547 FILTER_FIELD_VALID(2) | \548 FILTER_FIELD_VALID(3) | \549 FILTER_FIELD_VALID(4) | \550 FILTER_FIELD_VALID(5))551 552#define FILTER_FIELDS_MAC_VLAN ( \553 FILTER_FIELD_VALID(1) | \554 FILTER_FIELD_VALID(2))555 556#define FILTER_FIELD_USNIC_VLAN FILTER_FIELD_VALID(1)557#define FILTER_FIELD_USNIC_ETHTYPE FILTER_FIELD_VALID(2)558#define FILTER_FIELD_USNIC_PROTO FILTER_FIELD_VALID(3)559#define FILTER_FIELD_USNIC_ID FILTER_FIELD_VALID(4)560 561struct filter_usnic_id {562 u32 flags;563 u16 vlan;564 u16 ethtype;565 u8 proto_version;566 u32 usnic_id;567} __packed;568 569#define FILTER_FIELD_5TUP_PROTO FILTER_FIELD_VALID(1)570#define FILTER_FIELD_5TUP_SRC_AD FILTER_FIELD_VALID(2)571#define FILTER_FIELD_5TUP_DST_AD FILTER_FIELD_VALID(3)572#define FILTER_FIELD_5TUP_SRC_PT FILTER_FIELD_VALID(4)573#define FILTER_FIELD_5TUP_DST_PT FILTER_FIELD_VALID(5)574 575/* Enums for the protocol field. */576enum protocol_e {577 PROTO_UDP = 0,578 PROTO_TCP = 1,579};580 581struct filter_ipv4_5tuple {582 u32 flags;583 u32 protocol;584 u32 src_addr;585 u32 dst_addr;586 u16 src_port;587 u16 dst_port;588} __packed;589 590#define FILTER_FIELD_VMQ_VLAN FILTER_FIELD_VALID(1)591#define FILTER_FIELD_VMQ_MAC FILTER_FIELD_VALID(2)592 593struct filter_mac_vlan {594 u32 flags;595 u16 vlan;596 u8 mac_addr[6];597} __packed;598 599/* Specifies the filter_action type. */600enum {601 FILTER_ACTION_RQ_STEERING = 0,602 FILTER_ACTION_MAX603};604 605struct filter_action {606 u32 type;607 union {608 u32 rq_idx;609 } u;610} __packed;611 612/* Specifies the filter type. */613enum filter_type {614 FILTER_USNIC_ID = 0,615 FILTER_IPV4_5TUPLE = 1,616 FILTER_MAC_VLAN = 2,617 FILTER_MAX618};619 620struct filter {621 u32 type;622 union {623 struct filter_usnic_id usnic;624 struct filter_ipv4_5tuple ipv4;625 struct filter_mac_vlan mac_vlan;626 } u;627} __packed;628 629enum {630 CLSF_TLV_FILTER = 0,631 CLSF_TLV_ACTION = 1,632};633 634/* Maximum size of buffer to CMD_ADD_FILTER */635#define FILTER_MAX_BUF_SIZE 100636 637struct filter_tlv {638 u32 type;639 u32 length;640 u32 val[];641};642 643enum {644 CLSF_ADD = 0,645 CLSF_DEL = 1,646};647 648/*649 * Writing cmd register causes STAT_BUSY to get set in status register.650 * When cmd completes, STAT_BUSY will be cleared.651 *652 * If cmd completed successfully STAT_ERROR will be clear653 * and args registers contain cmd-specific results.654 *655 * If cmd error, STAT_ERROR will be set and args[0] contains error code.656 *657 * status register is read-only. While STAT_BUSY is set,658 * all other register contents are read-only.659 */660 661/* Make sizeof(vnic_devcmd) a power-of-2 for I/O BAR. */662#define VNIC_DEVCMD_NARGS 15663struct vnic_devcmd {664 u32 status; /* RO */665 u32 cmd; /* RW */666 u64 args[VNIC_DEVCMD_NARGS]; /* RW cmd args (little-endian) */667};668 669#define DEVCMD2_FNORESULT 0x1 /* Don't copy result to host */670 671#define VNIC_DEVCMD2_NARGS VNIC_DEVCMD_NARGS672struct vnic_devcmd2 {673 u16 pad;674 u16 flags;675 u32 cmd;676 u64 args[VNIC_DEVCMD2_NARGS];677};678 679#define VNIC_DEVCMD2_NRESULTS VNIC_DEVCMD_NARGS680struct devcmd2_result {681 u64 results[VNIC_DEVCMD2_NRESULTS];682 u32 pad;683 u16 completed_index;684 u8 error;685 u8 color;686};687 688#define DEVCMD2_RING_SIZE 32689#define DEVCMD2_DESC_SIZE 128690 691enum overlay_feature_t {692 OVERLAY_FEATURE_NVGRE = 1,693 OVERLAY_FEATURE_VXLAN,694 OVERLAY_FEATURE_MAX,695};696 697enum overlay_ofld_cmd {698 OVERLAY_OFFLOAD_ENABLE,699 OVERLAY_OFFLOAD_DISABLE,700 OVERLAY_OFFLOAD_ENABLE_P2,701 OVERLAY_OFFLOAD_MAX,702};703 704#define OVERLAY_CFG_VXLAN_PORT_UPDATE 0705 706#define ENIC_VXLAN_INNER_IPV6 BIT(0)707#define ENIC_VXLAN_OUTER_IPV6 BIT(1)708#define ENIC_VXLAN_MULTI_WQ BIT(2)709 710/* Use this enum to get the supported versions for each of these features711 * If you need to use the devcmd_get_supported_feature_version(), add712 * the new feature into this enum and install function handler in devcmd.c713 */714enum vic_feature_t {715 VIC_FEATURE_VXLAN,716 VIC_FEATURE_RDMA,717 VIC_FEATURE_VXLAN_PATCH,718 VIC_FEATURE_MAX,719};720 721#endif /* _VNIC_DEVCMD_H_ */722